Improvement in compounds for artificial stone



wit COMPOSITIONS,

COATING OR PLASTIC. I

CYRUS E. PEIRGE, OF MGPHERSON, KANSAS.

IMPRCVEMENT IN COMPOUNDS FOR ARTIFICIAL STONE.

Specification forming part of Letters Patent No. 213,685, dated March 21879; application filed March 2 u c.

T 0 all whom it may concern.-

Be it known that I, CYRUS E. PEraoE, of McPherson, in the count ofMcPherson and State of Kansas, have invented a new and useful Compoundfor the Manufacture of Artificial Stone, which compound is fullydescribed in the following specification.

The nature of my invention relates to a new and useful composition ofsand, cement, and lime, cemented with certain chemicals, for theproduction of artificial stone by the process hereinafter set forth.

In the preparation of five gallons of my compound I take of nitrate of)otassa twelve ounces; sirup,one-haIt'pint'; 'Iu one-fourth pound; :1 nmone pound; solube lass one pound. '[Iiese I mix together, and Iiring toa boil over a gentle fire, and, when cold, I add four ounces ofsulphuric acid.

With the above compound I slake my lime,

CYRUS E. PEIRGE.

Witnesses:

H. S. SPRAGUE, CHAS. J. HUNT.

